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<a href="#pub-methods">Public Member Functions</a> &#124;
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<!-- doxytag: class="CSignalToolkit" -->
<p>Analyzes samples for patterns.  
 <a href="classCSignalToolkit.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="signal__toolkit_8h_source.html">signal_toolkit.h</a>&gt;</code></p>

<p><a href="classCSignalToolkit-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#a9b5cb91343082a7ab26d93801a021243">CSignalToolkit</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#af7f36c3cc4b4c3bad5098747559f29a3">CSignalToolkit</a> (unsigned int pSampleRate)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#a298a828f37708882c4f3aced46c02b72">~CSignalToolkit</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#a42ca598d164252b097ed2d8259c33df3">findFrequencyPattern</a> (double *pSamples, unsigned int pSampleCount, unsigned int *pFrequencies, unsigned int pFrequencyCount)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#a5e245ba58198a17aa66d22f71b883142">findFrequencyPattern</a> (double *pSamples, unsigned int pSampleCount, unsigned int *pFrequencies, unsigned int pFrequencyCount, double pMaxAmplitude)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">unsigned int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#a3259a53edab0ddd018ccd4e3e00d358f">findFrequencyPatternPosition</a> (double *pSamples, unsigned int pSampleCount, unsigned int *pFrequencies, unsigned int pFrequencyCount, unsigned int pFrequencyPatternLength)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#abdb1bd54e2b04eb8cdab8eb5c881c384">crossCorrelationBestMatch</a> (double *pSamples, unsigned int pSampleCount, double *pPattern, unsigned int pPatternCount, double pThreshold)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#acbc9f5f38988043e3ecf2a60044b0df3">crossCorrelationExact</a> (double *pX, double *pY, unsigned int pCount)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#a0b7e5415cbb680bd1167345e5aed1d38">setSampleRate</a> (unsigned int pSampleRate)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#a56aec51b6100349af6cd4837c341c3ab">getAmplitudeOfComplex</a> (double *pComplex)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#aaf38e8adabdf07759b329b3181140323">getPhaseOfComplex</a> (double *pComplex)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#ae92bdd57c7b2028b745012e87acd2109">generateSignal</a> (double *pSamples, unsigned int pCount, unsigned int *pSyncFreq, unsigned int pSyncFreqCount)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#a96c5eae6c07122b5515bd1f4562e4b93">normalizeSignal</a> (fftw_complex *pFftSyncSignalDataTimeDomain, unsigned int pLength)</td></tr>
<tr><td colspan="2"><h2><a name="pri-methods"></a>
Private Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#adfe7b0002b3cf8ed3f4ebe8f38e2407d">findFrequencyPatternPositionRecursive</a> (double *pSamples, unsigned int pSampleCount, unsigned int *pFrequencies, unsigned int pFrequencyCount, unsigned int pFrequencyPatternLength)</td></tr>
<tr><td colspan="2"><h2><a name="pri-attribs"></a>
Private Attributes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">unsigned int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classCSignalToolkit.html#ae2e9a1c482340a4b186932f4f9139ed8">mSampleRate</a></td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Analyzes samples for patterns. </p>
<dl class="author"><dt><b>Author:</b></dt><dd>bschildendorfer </dd></dl>
</div><hr/><h2>Constructor &amp; Destructor Documentation</h2>
<a class="anchor" id="a9b5cb91343082a7ab26d93801a021243"></a><!-- doxytag: member="CSignalToolkit::CSignalToolkit" ref="a9b5cb91343082a7ab26d93801a021243" args="()" -->
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          <td class="memname">CSignalToolkit::CSignalToolkit </td>
          <td>(</td>
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<a class="anchor" id="af7f36c3cc4b4c3bad5098747559f29a3"></a><!-- doxytag: member="CSignalToolkit::CSignalToolkit" ref="af7f36c3cc4b4c3bad5098747559f29a3" args="(unsigned int pSampleRate)" -->
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          <td class="memname">CSignalToolkit::CSignalToolkit </td>
          <td>(</td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pSampleRate</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
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<a class="anchor" id="a298a828f37708882c4f3aced46c02b72"></a><!-- doxytag: member="CSignalToolkit::~CSignalToolkit" ref="a298a828f37708882c4f3aced46c02b72" args="()" -->
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          <td class="memname">CSignalToolkit::~CSignalToolkit </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td><code> [virtual]</code></td>
        </tr>
      </table>
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<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="abdb1bd54e2b04eb8cdab8eb5c881c384"></a><!-- doxytag: member="CSignalToolkit::crossCorrelationBestMatch" ref="abdb1bd54e2b04eb8cdab8eb5c881c384" args="(double *pSamples, unsigned int pSampleCount, double *pPattern, unsigned int pPatternCount, double pThreshold)" -->
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          <td class="memname">double CSignalToolkit::crossCorrelationBestMatch </td>
          <td>(</td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pSamples</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pSampleCount</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pPattern</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pPatternCount</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>pThreshold</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div>
<div class="memdoc">
<p>Looks in the samples of *pSamples if the signal pPattern with a Threshold of pThreshold is in it </p>

</div>
</div>
<a class="anchor" id="acbc9f5f38988043e3ecf2a60044b0df3"></a><!-- doxytag: member="CSignalToolkit::crossCorrelationExact" ref="acbc9f5f38988043e3ecf2a60044b0df3" args="(double *pX, double *pY, unsigned int pCount)" -->
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          <td class="memname">double CSignalToolkit::crossCorrelationExact </td>
          <td>(</td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pX</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pY</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pCount</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
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<a class="anchor" id="a42ca598d164252b097ed2d8259c33df3"></a><!-- doxytag: member="CSignalToolkit::findFrequencyPattern" ref="a42ca598d164252b097ed2d8259c33df3" args="(double *pSamples, unsigned int pSampleCount, unsigned int *pFrequencies, unsigned int pFrequencyCount)" -->
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          <td class="memname">float CSignalToolkit::findFrequencyPattern </td>
          <td>(</td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pSamples</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pSampleCount</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int *&#160;</td>
          <td class="paramname"><em>pFrequencies</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pFrequencyCount</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
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<p>Analyze for frequency peaks</p>
<dl><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">pSamples</td><td>list of audio samples </td></tr>
    <tr><td class="paramname">pSampleCount</td><td>length of pSamples </td></tr>
    <tr><td class="paramname">pFrequencySamples</td><td>list of frequencies which should be detected </td></tr>
    <tr><td class="paramname">pFrequency</td><td>length of pFrequencySamples</td></tr>
  </table>
  </dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>&gt;=0 for position of the pattern in pSamples call, &lt;0 for an error </dd></dl>

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</div>
<a class="anchor" id="a5e245ba58198a17aa66d22f71b883142"></a><!-- doxytag: member="CSignalToolkit::findFrequencyPattern" ref="a5e245ba58198a17aa66d22f71b883142" args="(double *pSamples, unsigned int pSampleCount, unsigned int *pFrequencies, unsigned int pFrequencyCount, double pMaxAmplitude)" -->
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          <td class="memname">float CSignalToolkit::findFrequencyPattern </td>
          <td>(</td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pSamples</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pSampleCount</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int *&#160;</td>
          <td class="paramname"><em>pFrequencies</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pFrequencyCount</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>pMaxAmplitude</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
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<p>Analyze for frequency peaks</p>
<dl><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramname">pSamples</td><td>list of audio samples </td></tr>
    <tr><td class="paramname">pSampleCount</td><td>length of pSamples </td></tr>
    <tr><td class="paramname">pFrequencySamples</td><td>list of frequencies which should be detected </td></tr>
    <tr><td class="paramname">pFrequency</td><td>length of pFrequencySamples</td></tr>
  </table>
  </dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>&gt;=0 for position of the pattern in pSamples call, &lt;0 for an error </dd></dl>

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<a class="anchor" id="a3259a53edab0ddd018ccd4e3e00d358f"></a><!-- doxytag: member="CSignalToolkit::findFrequencyPatternPosition" ref="a3259a53edab0ddd018ccd4e3e00d358f" args="(double *pSamples, unsigned int pSampleCount, unsigned int *pFrequencies, unsigned int pFrequencyCount, unsigned int pFrequencyPatternLength)" -->
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          <td class="memname">unsigned int CSignalToolkit::findFrequencyPatternPosition </td>
          <td>(</td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pSamples</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pSampleCount</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int *&#160;</td>
          <td class="paramname"><em>pFrequencies</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pFrequencyCount</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pFrequencyPatternLength</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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<a class="anchor" id="adfe7b0002b3cf8ed3f4ebe8f38e2407d"></a><!-- doxytag: member="CSignalToolkit::findFrequencyPatternPositionRecursive" ref="adfe7b0002b3cf8ed3f4ebe8f38e2407d" args="(double *pSamples, unsigned int pSampleCount, unsigned int *pFrequencies, unsigned int pFrequencyCount, unsigned int pFrequencyPatternLength)" -->
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          <td class="memname">double CSignalToolkit::findFrequencyPatternPositionRecursive </td>
          <td>(</td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pSamples</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pSampleCount</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int *&#160;</td>
          <td class="paramname"><em>pFrequencies</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pFrequencyCount</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pFrequencyPatternLength</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td><code> [private]</code></td>
        </tr>
      </table>
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<a class="anchor" id="ae92bdd57c7b2028b745012e87acd2109"></a><!-- doxytag: member="CSignalToolkit::generateSignal" ref="ae92bdd57c7b2028b745012e87acd2109" args="(double *pSamples, unsigned int pCount, unsigned int *pSyncFreq, unsigned int pSyncFreqCount)" -->
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          <td class="memname">void CSignalToolkit::generateSignal </td>
          <td>(</td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pSamples</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pCount</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int *&#160;</td>
          <td class="paramname"><em>pSyncFreq</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pSyncFreqCount</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
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<a class="anchor" id="a56aec51b6100349af6cd4837c341c3ab"></a><!-- doxytag: member="CSignalToolkit::getAmplitudeOfComplex" ref="a56aec51b6100349af6cd4837c341c3ab" args="(double *pComplex)" -->
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          <td class="memname">double CSignalToolkit::getAmplitudeOfComplex </td>
          <td>(</td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pComplex</em></td><td>)</td>
          <td></td>
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<a class="anchor" id="aaf38e8adabdf07759b329b3181140323"></a><!-- doxytag: member="CSignalToolkit::getPhaseOfComplex" ref="aaf38e8adabdf07759b329b3181140323" args="(double *pComplex)" -->
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          <td class="memname">double CSignalToolkit::getPhaseOfComplex </td>
          <td>(</td>
          <td class="paramtype">double *&#160;</td>
          <td class="paramname"><em>pComplex</em></td><td>)</td>
          <td></td>
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<a class="anchor" id="a96c5eae6c07122b5515bd1f4562e4b93"></a><!-- doxytag: member="CSignalToolkit::normalizeSignal" ref="a96c5eae6c07122b5515bd1f4562e4b93" args="(fftw_complex *pFftSyncSignalDataTimeDomain, unsigned int pLength)" -->
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          <td class="memname">void CSignalToolkit::normalizeSignal </td>
          <td>(</td>
          <td class="paramtype">fftw_complex *&#160;</td>
          <td class="paramname"><em>pFftSyncSignalDataTimeDomain</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pLength</em>&#160;</td>
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          <td></td>
          <td>)</td>
          <td></td><td></td>
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<a class="anchor" id="a0b7e5415cbb680bd1167345e5aed1d38"></a><!-- doxytag: member="CSignalToolkit::setSampleRate" ref="a0b7e5415cbb680bd1167345e5aed1d38" args="(unsigned int pSampleRate)" -->
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          <td class="memname">void CSignalToolkit::setSampleRate </td>
          <td>(</td>
          <td class="paramtype">unsigned int&#160;</td>
          <td class="paramname"><em>pSampleRate</em></td><td>)</td>
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<hr/><h2>Member Data Documentation</h2>
<a class="anchor" id="ae2e9a1c482340a4b186932f4f9139ed8"></a><!-- doxytag: member="CSignalToolkit::mSampleRate" ref="ae2e9a1c482340a4b186932f4f9139ed8" args="" -->
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          <td class="memname">unsigned int <a class="el" href="classCSignalToolkit.html#ae2e9a1c482340a4b186932f4f9139ed8">CSignalToolkit::mSampleRate</a><code> [private]</code></td>
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<hr/>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="signal__toolkit_8h_source.html">signal_toolkit.h</a></li>
<li><a class="el" href="signal__toolkit_8cxx.html">signal_toolkit.cxx</a></li>
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